Butterfly Valves: Lug- and Wafer-Type
standard by American Petroleum Institute, 05/01/1997

Recommended Practice for Care and Use of Subsurface Pumps, Includes Errata (2013)
standard by American Petroleum Institute, 06/01/2000

Evaporative Loss from Floating Roof Tanks, Third Edition
Handbook / Manual / Guide by American Petroleum Institute, 10/01/2012

Guidelines for Use of the International System of Units (SI) in the Petroleum and Allied Industries, Third Edition
Handbook / Manual / Guide by American Petroleum Institute, 12/11/2001

Recommended Practice on Drilling Fluids Processing Systems Evaluation, Third Edition
standard by American Petroleum Institute, 12/01/2004

Inspection of Pressure-relieving Devices, Fourth Edition
standard by American Petroleum Institute, 04/01/2017

Metallic Material Limits for Wellhead Equipment Used in High Temperature for API 6A and 17D Applications, Second Edition
standard by American Petroleum Institute, 08/01/2018

Characteristics and Performance of Supercritical Fluid Extraction (SFE) in the Analysis of Petroleum Hydrocarbons in Soils and Sludges
standard by American Petroleum Institute, 05/01/1995

Tutorial on the API Standard Paragraphs Covering Rotor Dynamics and Balance (An Introduction to Lateral Critical and Train Torsional Analysis and Rotor Balancing)
standard by American Petroleum Institute, 02/01/1996

Specification for Flexible Pipe Ancillary Equipment, First Edition, Includes Errata 1 (2015), Errata 2 (2015)
standard by American Petroleum Institute, 03/01/2013